If he takes the position that delaying the election is necessary for it to be legitimate, and the house fails to delay it, he's strengthened his actual position of disputing the results when they don't have him winning.

"See folks? I told you, didn't I tell you, we had to delay it, but the Democrats didn't want to delay it, they're cheaters folks, cheaters. If we delayed it maybe we could have done it fairly, but they didn't want that, did they?"